Types of Data
Practice Problems
Fun Facts
Formulas
Interpretations
100

What type of data is Hair Color?(be specific)

Nominal Data

100

What is the mean of the data set.(1,1,2,3,4,5,)

2.67

100

Who is the player with the most points in NBA history

Legoat

100

What is the formula for range?

Max-Min

100

Interpret if it is normal or skewed( and if skewed what direction.  Mean=20 Median=17

Skewed Positively 

200

What type of data is temperature?

Interval

200

What is the median of the data set?(1,1,2,3,4,5)

2.5

200

What team won the World Cup in 2026

Spain

200

What is the formula for mean?

Add up all data values / by #of data values

200

Interpret what a 75th percentile rank means?

That they have a higher score than 75% of all participants.

300

What type of data is salary from a job?

Ratio

300

What is the range of the data set(1,1,2,3,4,5,)

4

300

What is the name of the Pixar where toys come alive?

Toy Story

300

What is the formula for relative frequency?

f/n

300

Interpret what a SD of 6.50 means.

The data values vary on average 6.5 digits away from the mean.

400

What type of data is temperature but in Celsius?

Interval

400

What is the SD of the data set( 13,15,17,19,21)

3.16

400

What is the name of the hero who fights in crime in Gotham City.

Batman

400

What is the formula for Standard Deviation?

S= Square root of n(sumx^2) - (sumx)^2/ by n(n-1)

400

Interpret what a Pearson coefficient of r=0.85 means.( Direction and strength.

Positive and Strong
500

What type of data is shoe size?

Ordinal

500

What is the variance of the data set? (13,15,17,19,21)

10

500

Who is the GOAT of soccer.

Messi or Ronaldo

500

What is the formula for z score of a sample.

x-xbar/S

500

Interpret what a z score of 0.50 means?

The x is 0.50 standard deviations higher than the mean.